We examine Iran’s hardening rhetoric as protests turn deadly, with at least 544 people killed as the country enters a third week of unrest. Plus: we question whether the world is entering a renaissance of protectionism and why Rio has a beach problem.

How big of a deal is the Saudi Arabia, Turkey and Pakistan defence deal?
43:27

Are the FBI, the FSB and China’s Ministry of Public Security now all on the same side?
34:41

What lessons is the European centre-left taking from the Michigan Senate primary?
39:09